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CERFinfo.com is a dynamic directory of tens of thousands of carefully selected, information-rich, safe K-12 websites. Salaried teachers, consultants and programmers organize and maintain evaluated sites in major subject areas: Arts, Biology, Chemistry, English, Geography, Health, Mathematics, Music, Physics, Science, Social Studies, Sports, Technology, and Visual Arts. CERFinfo.com is designed for both students and teachers.

CERFinfo.com signs its 2700th school!